22971733 has 8 divisors (see below), whose sum is σ = 24022656. Its totient is φ = 21925200.

The previous prime is 22971721. The next prime is 22971787. The reversal of 22971733 is 33717922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22971733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22971833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14448 + ... + 15958.

It is an arithmetic number, because the mean of its divisors is an integer number (3002832).

Almost surely, 2^22971733 is an apocalyptic number.

22971733 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22971733 is a deficient number, since it is larger than the sum of its proper divisors (1050923).

22971733 is a wasteful number, since it uses less digits than its factorization.

22971733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195.

The product of its digits is 15876, while the sum is 34.

The square root of 22971733 is about 4792.8835788072. The cubic root of 22971733 is about 284.2701464742.

The spelling of 22971733 in words is "twenty-two million, nine hundred seventy-one thousand, seven hundred thirty-three".